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Release 4.11 drivers/net/wireless/broadcom/brcm80211/include/brcmu_wifi.h

/*
 * Copyright (c) 2010 Broadcom Corporation
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef	_BRCMU_WIFI_H_

#define	_BRCMU_WIFI_H_

#include <linux/if_ether.h>		/* for ETH_ALEN */
#include <linux/ieee80211.h>		/* for WLAN_PMKID_LEN */

/*
 * A chanspec (u16) holds the channel number, band, bandwidth and control
 * sideband
 */

/* channel defines */

#define CH_UPPER_SB			0x01

#define CH_LOWER_SB			0x02

#define CH_EWA_VALID			0x04

#define CH_30MHZ_APART			6

#define CH_20MHZ_APART			4

#define CH_10MHZ_APART			2

#define CH_5MHZ_APART			1 
/* 2G band channels are 5 Mhz apart */

#define CH_MIN_2G_CHANNEL		1

#define CH_MAX_2G_CHANNEL		14	
/* Max channel in 2G band */

#define CH_MIN_5G_CHANNEL		34

/* bandstate array indices */

#define BAND_2G_INDEX		0	
/* wlc->bandstate[x] index */

#define BAND_5G_INDEX		1	
/* wlc->bandstate[x] index */

/*
 * max # supported channels. The max channel no is 216, this is that + 1
 * rounded up to a multiple of NBBY (8). DO NOT MAKE it > 255: channels are
 * u8's all over
*/

#define	MAXCHANNEL		224


#define WL_CHANSPEC_CHAN_MASK		0x00ff

#define WL_CHANSPEC_CHAN_SHIFT		0


#define WL_CHANSPEC_CTL_SB_MASK		0x0300

#define WL_CHANSPEC_CTL_SB_SHIFT	     8

#define WL_CHANSPEC_CTL_SB_LOWER	0x0100

#define WL_CHANSPEC_CTL_SB_UPPER	0x0200

#define WL_CHANSPEC_CTL_SB_NONE		0x0300


#define WL_CHANSPEC_BW_MASK		0x0C00

#define WL_CHANSPEC_BW_SHIFT		    10

#define WL_CHANSPEC_BW_10		0x0400

#define WL_CHANSPEC_BW_20		0x0800

#define WL_CHANSPEC_BW_40		0x0C00

#define WL_CHANSPEC_BW_80		0x2000


#define WL_CHANSPEC_BAND_MASK		0xf000

#define WL_CHANSPEC_BAND_SHIFT		12

#define WL_CHANSPEC_BAND_5G		0x1000

#define WL_CHANSPEC_BAND_2G		0x2000

#define INVCHANSPEC			255


#define WL_CHAN_VALID_HW		(1 << 0) 
/* valid with current HW */

#define WL_CHAN_VALID_SW		(1 << 1) 
/* valid with country sett. */

#define WL_CHAN_BAND_5G			(1 << 2) 
/* 5GHz-band channel */

#define WL_CHAN_RADAR			(1 << 3) 
/* radar sensitive  channel */

#define WL_CHAN_INACTIVE		(1 << 4) 
/* inactive due to radar */

#define WL_CHAN_PASSIVE			(1 << 5) 
/* channel in passive mode */

#define WL_CHAN_RESTRICTED		(1 << 6) 
/* restricted use channel */

/* values for band specific 40MHz capabilities  */

#define WLC_N_BW_20ALL			0

#define WLC_N_BW_40ALL			1

#define WLC_N_BW_20IN2G_40IN5G		2


#define WLC_BW_20MHZ_BIT		BIT(0)

#define WLC_BW_40MHZ_BIT		BIT(1)

#define WLC_BW_80MHZ_BIT		BIT(2)

#define WLC_BW_160MHZ_BIT		BIT(3)

/* Bandwidth capabilities */

#define WLC_BW_CAP_20MHZ		(WLC_BW_20MHZ_BIT)

#define WLC_BW_CAP_40MHZ		(WLC_BW_40MHZ_BIT|WLC_BW_20MHZ_BIT)

#define WLC_BW_CAP_80MHZ		(WLC_BW_80MHZ_BIT|WLC_BW_40MHZ_BIT| \
                                         WLC_BW_20MHZ_BIT)

#define WLC_BW_CAP_160MHZ		(WLC_BW_160MHZ_BIT|WLC_BW_80MHZ_BIT| \
                                         WLC_BW_40MHZ_BIT|WLC_BW_20MHZ_BIT)

#define WLC_BW_CAP_UNRESTRICTED		0xFF

/* band types */

#define	WLC_BAND_AUTO			0	
/* auto-select */

#define	WLC_BAND_5G			1	
/* 5 Ghz */

#define	WLC_BAND_2G			2	
/* 2.4 Ghz */

#define	WLC_BAND_ALL			3	
/* all bands */


#define CHSPEC_CHANNEL(chspec)	((u8)((chspec) & WL_CHANSPEC_CHAN_MASK))

#define CHSPEC_BAND(chspec)	((chspec) & WL_CHANSPEC_BAND_MASK)


#define CHSPEC_CTL_SB(chspec)	((chspec) & WL_CHANSPEC_CTL_SB_MASK)

#define CHSPEC_BW(chspec)	((chspec) & WL_CHANSPEC_BW_MASK)


#define CHSPEC_IS10(chspec) \
	(((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_10)


#define CHSPEC_IS20(chspec) \
	(((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_20)


#define CHSPEC_IS40(chspec) \
	(((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_40)


#define CHSPEC_IS80(chspec) \
	(((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_80)


#define CHSPEC_IS5G(chspec) \
	(((chspec) & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_5G)


#define CHSPEC_IS2G(chspec) \
	(((chspec) & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_2G)


#define CHSPEC_SB_NONE(chspec) \
	(((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_NONE)


#define CHSPEC_SB_UPPER(chspec) \
	(((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_UPPER)


#define CHSPEC_SB_LOWER(chspec) \
	(((chspec) & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_LOWER)


#define CHSPEC_CTL_CHAN(chspec) \
	((CHSPEC_SB_LOWER(chspec)) ? \
        (lower_20_sb(((chspec) & WL_CHANSPEC_CHAN_MASK))) : \
        (upper_20_sb(((chspec) & WL_CHANSPEC_CHAN_MASK))))


#define CHSPEC2BAND(chspec) (CHSPEC_IS5G(chspec) ? BRCM_BAND_5G : BRCM_BAND_2G)


#define CHANSPEC_STR_LEN    8


static inline int lower_20_sb(int channel) { return channel > CH_10MHZ_APART ? (channel - CH_10MHZ_APART) : 0; }

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static inline int upper_20_sb(int channel) { return (channel < (MAXCHANNEL - CH_10MHZ_APART)) ? channel + CH_10MHZ_APART : 0; }

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static inline int chspec_bandunit(u16 chspec) { return CHSPEC_IS5G(chspec) ? BAND_5G_INDEX : BAND_2G_INDEX; }

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static inline u16 ch20mhz_chspec(int channel) { u16 rc = channel <= CH_MAX_2G_CHANNEL ? WL_CHANSPEC_BAND_2G : WL_CHANSPEC_BAND_5G; return (u16)((u16)channel | WL_CHANSPEC_BW_20 | WL_CHANSPEC_CTL_SB_NONE | rc); }

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static inline int next_20mhz_chan(int channel) { return channel < (MAXCHANNEL - CH_20MHZ_APART) ? channel + CH_20MHZ_APART : 0; }

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/* defined rate in 500kbps */ #define BRCM_MAXRATE 108 /* in 500kbps units */ #define BRCM_RATE_1M 2 /* in 500kbps units */ #define BRCM_RATE_2M 4 /* in 500kbps units */ #define BRCM_RATE_5M5 11 /* in 500kbps units */ #define BRCM_RATE_11M 22 /* in 500kbps units */ #define BRCM_RATE_6M 12 /* in 500kbps units */ #define BRCM_RATE_9M 18 /* in 500kbps units */ #define BRCM_RATE_12M 24 /* in 500kbps units */ #define BRCM_RATE_18M 36 /* in 500kbps units */ #define BRCM_RATE_24M 48 /* in 500kbps units */ #define BRCM_RATE_36M 72 /* in 500kbps units */ #define BRCM_RATE_48M 96 /* in 500kbps units */ #define BRCM_RATE_54M 108 /* in 500kbps units */ #define BRCM_2G_25MHZ_OFFSET 5 /* 2.4GHz band channel offset */ #define MCSSET_LEN 16
static inline bool ac_bitmap_tst(u8 bitmap, int prec) { return (bitmap & (1 << (prec))) != 0; }

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/* Enumerate crypto algorithms */ #define CRYPTO_ALGO_OFF 0 #define CRYPTO_ALGO_WEP1 1 #define CRYPTO_ALGO_TKIP 2 #define CRYPTO_ALGO_WEP128 3 #define CRYPTO_ALGO_AES_CCM 4 #define CRYPTO_ALGO_AES_RESERVED1 5 #define CRYPTO_ALGO_AES_RESERVED2 6 #define CRYPTO_ALGO_NALG 7 /* wireless security bitvec */ #define WEP_ENABLED 0x0001 #define TKIP_ENABLED 0x0002 #define AES_ENABLED 0x0004 #define WSEC_SWFLAG 0x0008 /* to go into transition mode without setting wep */ #define SES_OW_ENABLED 0x0040 /* MFP */ #define MFP_CAPABLE 0x0200 #define MFP_REQUIRED 0x0400 /* WPA authentication mode bitvec */ #define WPA_AUTH_DISABLED 0x0000 /* Legacy (i.e., non-WPA) */ #define WPA_AUTH_NONE 0x0001 /* none (IBSS) */ #define WPA_AUTH_UNSPECIFIED 0x0002 /* over 802.1x */ #define WPA_AUTH_PSK 0x0004 /* Pre-shared key */ #define WPA_AUTH_RESERVED1 0x0008 #define WPA_AUTH_RESERVED2 0x0010 #define WPA2_AUTH_RESERVED1 0x0020 #define WPA2_AUTH_UNSPECIFIED 0x0040 /* over 802.1x */ #define WPA2_AUTH_PSK 0x0080 /* Pre-shared key */ #define WPA2_AUTH_RESERVED3 0x0200 #define WPA2_AUTH_RESERVED4 0x0400 #define WPA2_AUTH_RESERVED5 0x0800 #define WPA2_AUTH_1X_SHA256 0x1000 /* 1X with SHA256 key derivation */ #define WPA2_AUTH_PSK_SHA256 0x8000 /* PSK with SHA256 key derivation */ #define DOT11_DEFAULT_RTS_LEN 2347 #define DOT11_DEFAULT_FRAG_LEN 2346 #define DOT11_ICV_AES_LEN 8 #define DOT11_QOS_LEN 2 #define DOT11_IV_MAX_LEN 8 #define DOT11_A4_HDR_LEN 30 #define HT_CAP_RX_STBC_NO 0x0 #define HT_CAP_RX_STBC_ONE_STREAM 0x1 #endif /* _BRCMU_WIFI_H_ */

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